Writer

Full-stack enterprise AI platform for content and workflows

Nabla Copilot

AI medical scribe that turns patient conversations into clinical notes

Writer

Strong

17/25

Nabla Copilot

Excellent

22/25

Score Breakdown

DimensionWriterNabla Copilot

Data Residency

Where is your data stored and processed?

Writer: Primary hosting in the US with EU data residency options available for Enterprise customers. Standard cloud infrastructure.

Nabla Copilot: Choice of US (AWS us-east-1) or EU (AWS eu-west-1) data hosting. French HDS certification for health data in the EU. Strong dual-region residency for healthcare organisations on both sides of the Atlantic.

3/5

Primary hosting in the US with EU data residency options available for Enterprise customers. Standard cloud infrastructure.

4/5

Choice of US (AWS us-east-1) or EU (AWS eu-west-1) data hosting. French HDS certification for health data in the EU. Strong dual-region residency for healthcare organisations on both sides of the Atlantic.

Legal Jurisdiction

Which laws govern the company and your data?

Writer: US-incorporated (Delaware) entity. Subject to US law including CLOUD Act. Offers contractual protections and DPAs for EU customers.

Nabla Copilot: Incorporated in France under French and EU law, benefiting from GDPR-native jurisdiction and the French Health Data Hosting (HDS) regulatory framework. US operations covered by HIPAA BAA.

3/5

US-incorporated (Delaware) entity. Subject to US law including CLOUD Act. Offers contractual protections and DPAs for EU customers.

4/5

Incorporated in France under French and EU law, benefiting from GDPR-native jurisdiction and the French Health Data Hosting (HDS) regulatory framework. US operations covered by HIPAA BAA.

Data Retention & Training

Is your data used for model training?

Writer: Clear data retention policies. Customer data is not used for model training. Enterprise agreements provide additional data handling controls.

Nabla Copilot: Patient audio processed transiently and not stored by default. No use of patient data for model training. Configurable note retention aligned with EHR data governance policies.

4/5

Clear data retention policies. Customer data is not used for model training. Enterprise agreements provide additional data handling controls.

5/5

Patient audio processed transiently and not stored by default. No use of patient data for model training. Configurable note retention aligned with EHR data governance policies.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Writer: SOC 2 Type II certified with HIPAA compliance available. Strong enterprise security posture with regular third-party audits.

Nabla Copilot: SOC 2 Type II certified; HIPAA BAA available; HDS certified in France. ISO 27001 in progress. Strong healthcare-specific compliance posture for a company of its size.

4/5

SOC 2 Type II certified with HIPAA compliance available. Strong enterprise security posture with regular third-party audits.

4/5

SOC 2 Type II certified; HIPAA BAA available; HDS certified in France. ISO 27001 in progress. Strong healthcare-specific compliance posture for a company of its size.

Regulatory Fit

Suitability for regulated industries and professional services

Writer: Good fit for US-regulated industries including healthcare (HIPAA). EU organizations should evaluate US jurisdiction implications. Proprietary models provide better data control than third-party model dependencies.

Nabla Copilot: Exceptional fit for healthcare providers. HIPAA BAA, HDS certification, GDPR-native jurisdiction, and no patient data training make it one of the most compliant AI scribing tools available.

3/5

Good fit for US-regulated industries including healthcare (HIPAA). EU organizations should evaluate US jurisdiction implications. Proprietary models provide better data control than third-party model dependencies.

5/5

Exceptional fit for healthcare providers. HIPAA BAA, HDS certification, GDPR-native jurisdiction, and no patient data training make it one of the most compliant AI scribing tools available.

Total Score

17/25

22/25

Best For

Writer

Best for EU-headquartered organisations needing maximum data sovereignty; organisations requiring broad certification coverage (SOC 2 Type II, HIPAA BAA, HDS); regulated industries (HHS OCR, CNIL); privacy-conscious teams who need strong data retention controls.

Nabla Copilot

Best for privacy-conscious teams who need strong data retention controls.

Detailed Comparison

Nabla Copilot vs Writer: Trust & Compliance Comparison

Nabla Copilot (Nabla, FR) scores 22/25 overall with a Gold (Excellent) trust badge. AI medical scribe that turns patient conversations into clinical notes. Writer (Writer, US) scores 17/25 with a Silver (Strong) trust badge. Full-stack enterprise AI platform for content and workflows.

Dimension-by-Dimension Breakdown

#### Data Residency

Nabla Copilot leads with 4/5 vs 3/5.

●Nabla Copilot (4/5): Choice of US (AWS us-east-1) or EU (AWS eu-west-1) data hosting. French HDS certification for health data in the EU. Strong dual-region residency for healthcare organisations on both sides of the Atlantic.

●Writer (3/5): Primary hosting in the US with EU data residency options available for Enterprise customers. Standard cloud infrastructure.

#### Legal Jurisdiction

Nabla Copilot leads with 4/5 vs 3/5.

●Nabla Copilot (4/5): Incorporated in France under French and EU law, benefiting from GDPR-native jurisdiction and the French Health Data Hosting (HDS) regulatory framework. US operations covered by HIPAA BAA.

●Writer (3/5): US-incorporated (Delaware) entity. Subject to US law including CLOUD Act. Offers contractual protections and DPAs for EU customers.

#### Data Retention & Training

Nabla Copilot leads with 5/5 vs 4/5.

●Nabla Copilot (5/5): Patient audio processed transiently and not stored by default. No use of patient data for model training. Configurable note retention aligned with EHR data governance policies.

●Writer (4/5): Clear data retention policies. Customer data is not used for model training. Enterprise agreements provide additional data handling controls.

#### Certifications

Both score equally at 4/5.

●Nabla Copilot (4/5): SOC 2 Type II certified; HIPAA BAA available; HDS certified in France. ISO 27001 in progress. Strong healthcare-specific compliance posture for a company of its size.

●Writer (4/5): SOC 2 Type II certified with HIPAA compliance available. Strong enterprise security posture with regular third-party audits.

#### Regulatory Fit

Nabla Copilot leads with 5/5 vs 3/5.

●Nabla Copilot (5/5): Exceptional fit for healthcare providers. HIPAA BAA, HDS certification, GDPR-native jurisdiction, and no patient data training make it one of the most compliant AI scribing tools available.

●Writer (3/5): Good fit for US-regulated industries including healthcare (HIPAA). EU organizations should evaluate US jurisdiction implications. Proprietary models provide better data control than third-party model dependencies.

Certifications at a Glance

Certification	Nabla Copilot	Writer
HDS	Yes	No
HIPAA	No	Yes
HIPAA BAA	Yes	No
SOC 2 Type II	Yes	Yes

Overall Verdict

Nabla Copilot has a clear trust advantage, scoring 22/25 compared to Writer's 17/25. Nabla Copilot particularly excels in data residency, legal jurisdiction, data retention & training, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Writer or Nabla Copilot?

Writer has a TrustKit score of 17/25 while Nabla Copilot scores 22/25. Nabla Copilot currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Writer and Nabla Copilot compare on data residency?

Writer scores 3/5 for data residency (Primary hosting in the US with EU data residency options available for Enterprise customers. Standard cloud infrastructure.), while Nabla Copilot scores 4/5 (Choice of US (AWS us-east-1) or EU (AWS eu-west-1) data hosting. French HDS certification for health data in the EU. Strong dual-region residency for healthcare organisations on both sides of the Atlantic.).

Are Writer and Nabla Copilot GDPR compliant?

Both tools are assessed across five compliance dimensions. Writer has a regulatory fit score of 3/5 and Nabla Copilot scores 5/5. Check the full comparison above for a detailed breakdown.

Explore Each Tool